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10442161240 = 235737293433
BaseRepresentation
bin10011011100110011…
…01011110001011000
3222221201202202022121
421232121223301120
5132341143124430
64444055431024
7516523622530
oct115631536130
928851682277
1010442161240
114479367325
122035085474
13ca54a1244
14710b804c0
15411aeda7a
hex26e66bc58

10442161240 has 32 divisors (see below), whose sum is σ = 26851272480. Its totient is φ = 3580169472.

The previous prime is 10442161123. The next prime is 10442161307. The reversal of 10442161240 is 4216124401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18646437 + ... + 18646996.

It is an arithmetic number, because the mean of its divisors is an integer number (839102265).

Almost surely, 210442161240 is an apocalyptic number.

10442161240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10442161240 is an abundant number, since it is smaller than the sum of its proper divisors (16409111240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10442161240 is a wasteful number, since it uses less digits than its factorization.

10442161240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37293451 (or 37293447 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 10442161240 its reverse (4216124401), we get a palindrome (14658285641).

The spelling of 10442161240 in words is "ten billion, four hundred forty-two million, one hundred sixty-one thousand, two hundred forty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 37293433 74586866 149173732 186467165 261054031 298347464 372934330 522108062 745868660 1044216124 1305270155 1491737320 2088432248 2610540310 5221080620 10442161240